`Proxy` vs `Object.defineProperty`

May 28, 2026·15min·JavaScript

In this article, we’ll take a closer look at the differences between Proxy and Object.defineProperty in JavaScript.

In a nutshell

Proxy (mdn) enables you to create a proxy for another object that can intercept and redefine internal methods for that object, whereas Object.defineProperty triggers the [[DefineOwnProperty]] internal method to create or alter the object’s own property.

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